Home / 39,071.52-53,917.44-22,076.40

Finding the Fourth Proportional to 39,071.52, 53,917.44 and 22,076.40

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Solution

The fourth proportional to 39,071.52, 53,917.44 and 22,076.40 is: 30,464.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,071.52 : 53,917.44 = 22,076.40 : x
  2. Step 2: Convert to fraction form
    39,071.52/53,917.44 = 22,076.40/x
  3. Step 3: Cross multiply
    39,071.52x = 53,917.44 × 22,076.40
  4. Step 4: Simplify right side
    39,071.52x = 1,190,302,972.42
  5. Step 5: Solve for x
    x = 1,190,302,972.42/39,071.52
  6. Step 6: Final answer
    x = 30,464.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.